Home / 276,435.82-381,599.15-185,844.33

Finding the Fourth Proportional to 276,435.82, 381,599.15 and 185,844.33

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Solution

The fourth proportional to 276,435.82, 381,599.15 and 185,844.33 is: 256,544.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,435.82 : 381,599.15 = 185,844.33 : x
  2. Step 2: Convert to fraction form
    276,435.82/381,599.15 = 185,844.33/x
  3. Step 3: Cross multiply
    276,435.82x = 381,599.15 × 185,844.33
  4. Step 4: Simplify right side
    276,435.82x = 70,918,038,360.32
  5. Step 5: Solve for x
    x = 70,918,038,360.32/276,435.82
  6. Step 6: Final answer
    x = 256,544.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.